1) pristine soil
原始土壤
1.
Identification of similar non-thermophilic Crenarchaeota in four Chinese and American pristine soils;
中国和美国原始土壤中非高温泉古菌的发现和鉴定(英文)
2) subaqueous raw soil
水底原始土壤
3) original soil layer
原始土层
1.
To explicitly define the boundary condition at the bottom of liner systems,a one-dimensional model for contaminant diffusion through layered media considering the effect of the original soil layer was presented.
为了准确定义成层衬里系统底端边界条件,提出了考虑原始土层影响的成层介质污染物一维扩散模型。
5) steppe soil
草原土壤
1.
Organo-mineral complexes were separated from different developing direction and phases of steppe soils with fractional method of particle-size and density, and their mounts, humus contents, composition and ratio of carbon to nitrogen were analyzed.
对采自处于不同发展方向和阶段的草原土壤分组提取有机矿质复合体，并对它的质量分数、腐殖质质量分数和组成、Ｃ／Ｎ比值等的变化做了分析，试图从土壤复合体变化的角度去认识草原的退化和恢复过程。
2.
Five different land utilization methods of saline steppe soil in the west of Jilin province were selected,including grazing grassland,fencing grassland,tillable,new paddy field and long-term cultivate paddy field.
结果均揭示水田和围栏草原土壤肥力质量较高,而放牧草原和旱田土壤肥力质量较低,呈退化趋势。
6) Undisturbed soils
原状土壤
补充资料：土壤水分运动基本方程(见土壤水运动)
土壤水分运动基本方程(见土壤水运动)
turang shuifen yundong iiben土壤水分运动基本方程fangeheng见土壤水运动。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条